參數(shù)資料
型號： 20736
英文描述： Enhanced Am486DX Family Data Sheet? 1.87MB (PDF)
中文描述： 增強Am486DX系列數(shù)據(jù)手冊？ 1.87MB（PDF格式）
文件頁數(shù)： 57/66頁
文件大?。?/td> 1923K
代理商： 20736
Enhanced Am486DX Microprocessor Family
57
P R E L I M I N A R Y
ABSOLUTE MAXIMUM RATINGS
Case Temperature under Bias . . .
– 65°C to +110°C
Storage Temperature . . . . . . . . . . – 65°C to +150°C
Voltage on any pin
with respect to ground . . . . . . – 0.5 V to V
cc
+2.6 V
Supply voltage with
respect to V
SS
. . . . . . . . . . . . . . – 0.5 V to +4.6 V
Stresses above those isted under Absolute Maximum Ratings
may cause permanent device failure. Functionality at or above
these limits is not implied. Exposure to Absolute Maximum
Ratings for extended periods may affect device reliability.
OPERATING RANGES
T
CASE
(Commercial) . . . . . . . . . . . . . . . 0°C to +85°C
T
CASE
(Industrial) . . . . . . . . . . . . . . –40°C to +100°C
V
CC
. . . . . . . . . . . . . . . . . . 3.3 V ±0.3 V (see Note 7)
Operating Ranges define those imits between which the func-
tionality of the device is guaranteed.
DC CHARACTERISTICS over COMMERCIAL and INDUSTRIAL operating ranges
V
CC
= 3.3 V ± 0.3 V (see Note 7); T
CASE
= 0°C to + 85°C (Commercial); T
CASE
= –40°C to + 100°C (Industrial)
Preliminary Info
Min
– 0.3 V
Symbol
V
IL
V
IH
Parameter
Max
+0.8 V
Notes
Input Low Voltage
Input High Voltage
2.0 V
V
CC
+ 2.4 V
V
OL
Output Low Voltage
0.45 V
Note 1
V
OH
I
CC
Output High Voltage
2.4 V
Note 2
Power Supply Current
7 mA/MHz
Outputs unloaded.
I
CCSTOPGRANT
or
I
CCAUTOHALT
Input Current in Stop Grant or Auto Halt mode:
0.7 mA/MHz
Typical supply current for Stop Grant or
Auto Halt mode: 50 mA @ 133 MHz.
I
CCSTPCLK
Input Current in Stop Clock mode
5 mA
Typical supply current in Stop Clock
mode is 600
μ
A.
I
LI
Input Leakage Current:
V
CC
5 V
±15 μA
±50 μA
Note 3
I
IH
I
IL
Input Leakage Current
200 μA
Note 4
Input Leakage Current
– 400 μA
Note 5
I
LO
Output Leakage Current:
V
CC
5 V
±15 μA
±50 μA
C
IN
C
O
Input Capacitance
10 pF
F
C
= 1 MHz (Note 6)
F
C
= 1 MHz (Note 6)
F
C
= 1 MHz (Note 6)
I/O or Output Capacitance
14 pF
C
CLK
CLK Capacitance
12 pF
Notes:
1. This parameter is measured at: Address, Data, BE3
–BE0 = 4.0 mA; Definition, Control = 5.0 mA
2. This parameter is measured at: Address, Data, BE3–BE0 = –1.0 mA; Definition, Control = –0.9 mA
3. This parameter is for inputs without internal pull-ups or pull-downs and 0
≤
V
IN
≤
V
CC
.
4. This parameter is for inputs with internal pull-downs and V
IH
= 2.4 V.
5. This parameter is for inputs with internal pull-ups and V
IL
= 0.45 V.
6. Not 100% tested.
7. The V
CC
range for the AM486DX5-133V16BHC and BGC products is (3.15 V
≤
V
CC
≤
3.6 V).
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